CVE-2026-92558
Kong Gateway Cache Key Collision Vulnerability
Description
The proxy-cache and proxy-cache-advanced plugins in Kong Gateway Enterprise and Kong AI Gateway do not escape separator characters when building the cache key, allowing a remote attacker to cause a response cached for one request to be served for a different request on the same Route.
INFO
Published Date :
Nov. 10, 2026, 10:21 p.m.
Last Modified :
Nov. 10, 2026, 10:21 p.m.
Remotely Exploit :
Yes !
Source :
02762ae7-200e-4b20-9b2b-a77d5b8fc4cb
Affected Products
The following products are affected by CVE-2026-92558
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 4.0 | MEDIUM | 02762ae7-200e-4b20-9b2b-a77d5b8fc4cb | ||||
| CVSS 4.0 | MEDIUM | 02762ae7-200e-4b20-9b2b-a77d5b8fc4cb |
Solution
- Update Kong Gateway Enterprise to a patched version.
- Update Kong AI Gateway to a patched version.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-92558.
| URL | Resource |
|---|---|
| https://developer.konghq.com/ai-gateway/changelog/ | |
| https://developer.konghq.com/gateway/changelog/ |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-92558 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-92558
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-92558 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-92558 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by 02762ae7-200e-4b20-9b2b-a77d5b8fc4cb
Nov. 10, 2026
Action Type Old Value New Value Added Description The proxy-cache and proxy-cache-advanced plugins in Kong Gateway Enterprise and Kong AI Gateway do not escape separator characters when building the cache key, allowing a remote attacker to cause a response cached for one request to be served for a different request on the same Route. Added CVSS V4.0 AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-116 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/92xxx/CVE-2026-92558.json">CVE-2026-92558</a> Added Reference https://developer.konghq.com/ai-gateway/changelog/ Added Reference https://developer.konghq.com/gateway/changelog/